Add some comments and references

editors/code/src/constants.ts

@@ -4,6 +4,7 @@ const folderName = path.basename(__dirname);
 
 /**
  * Path to the root directory of this extension.
+ * https://github.com/microsoft/vscode-python-tools-extension-template/blob/main/src/common/constants.ts
  */
 export const EXTENSION_ROOT_DIR =
 	folderName === "common"

editors/code/src/logging.ts

@@ -20,6 +20,12 @@ export function registerLogger(logChannel: OutputChannel): Disposable {
 	};
 }
 
+/*
+ * Free function for logging to the global output channel shared with the server
+ *
+ * Adapted from:
+ * https://github.com/microsoft/vscode-python-tools-extension-template/blob/main/src/common/log/logging.ts
+ */
 export function outputLog(...args: Arguments): void {
 	if (process.env.CI === "true") {
 		console.log(...args);

editors/code/src/workspace.ts

@@ -2,6 +2,16 @@ import path from "path";
 import * as vscode from "vscode";
 import * as fs from "fs-extra";
 
+/*
+ * Locate the "root" workspace folder
+ *
+ * Iterates through the open workspace folders, looking for the one with the "shortest"
+ * path. If no workspaces are open, returns a mock `WorkspaceFolder` representing the
+ * current directory.
+ *
+ * Adapted from:
+ * https://github.com/microsoft/vscode-python-tools-extension-template/blob/8f474ec4ac4e7205ffed9f7f243473bb00bf29c0/src/common/utilities.ts#L38
+ */
 export async function getRootWorkspaceFolder(): Promise<vscode.WorkspaceFolder> {
 	const workspaces: readonly vscode.WorkspaceFolder[] = getWorkspaceFolders();